| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| McDonough Sandra | Director | 250 SW TAYLOR ST, PORTLAND | Molly J. Wilcox, Attorney-in-Fact | 07 Aug 2025 | 0001901349 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | NWN | Common Stock | Discretionary transaction in accordance with Rule 16b-3(f) resulting in acquisition or disposition of issuer securities | $28,290 | +712 | +8.1% | $39.72 | 9,458 | 06 Aug 2025 | See Footnote | F1, F2 |
| Id | Content |
|---|---|
| F1 | The reporting transaction was effected pursuant to a written election under Northwest Natural Gas Company's Deferred Compensation Plan for Directors and Executives made on or about January 6, 2022. At the time made, the election was intended to satisfy the then-current Rule 10b5-1. The election has not been entered into, modified or terminated since the original election date. |
| F2 | Shares have been credited to reporting person's account under Northwest Natural Gas Company's Deferred Compensation Plan for Directors and Executives. |